StringSplitJointFunctionUnitTest.java

package com.googlecode.aviator.runtime.function.string;

import java.util.ArrayList;
import java.util.List;

import org.junit.Test;

import com.googlecode.aviator.runtime.type.AviatorRuntimeJavaType;
import com.googlecode.aviator.runtime.type.AviatorString;
import static org.junit.Assert.*;


public class StringSplitJointFunctionUnitTest {

    @Test
    public void testSplitJoin() {
        StringSplitFunction splitFn = new StringSplitFunction();
        StringJoinFunction joinFn = new StringJoinFunction();

        assertEquals("string.split", splitFn.getName());
        assertEquals("string.join", joinFn.getName());

        String[] tmps =
                (String[]) splitFn.call(null, new AviatorString("a,b,c,d,e,f,g"), new AviatorString(","))
                    .getValue(null);

        assertNotNull(tmps);
        assertEquals(7, tmps.length);
        assertArrayEquals(new String[] { "a", "b", "c", "d", "e", "f", "g" }, tmps);

        assertEquals("a b c d e f g",
            (String) joinFn.call(null, new AviatorRuntimeJavaType(tmps), new AviatorString(" ")).getValue(null));
        assertEquals("abcdefg", (String) joinFn.call(null, new AviatorRuntimeJavaType(tmps)).getValue(null));
    }


    @Test
    public void testJoinWithCollection() {
        StringJoinFunction joinFn = new StringJoinFunction();
        List<String> list = new ArrayList<String>();
        list.add("hello");
        list.add("world");
        list.add("aviator");
        assertEquals("hello world aviator",
            (String) joinFn.call(null, new AviatorRuntimeJavaType(list), new AviatorString(" ")).getValue(null));
    }

}